Features: Made of ABS material, environmental-friendly, flame-retardant high- and low-temperature resistant, anti-corrosion, faster charging and safer to use. 4-in-1 function: Includes dual USB charger DC 5V 4.2A(2.1A+2.1A), thermometer(0-70 degrees Celsius), voltmeter(DC 6V-30V), saving more space, easier to use and has more functions. Dual USB output, suitable for charging phones, tablets, cameras and GPS. Equipped with a dual USB cover, it is dustproof and waterproof, suitable for outdoor use. The digital voltage and temperature display helps monitor the electrical safety of your battery. Handlebar mount, easy to install, suitable for 7/8"-11/4" handlebars. The built-in fuse ensures great safety and reliability. Turn off the charger switch to save energy while not using. Specifications: Cable Length: 55cm/21.7in Power Input: DC 12V Output Voltage: 12V/5V Output Current: 4.2A Material: ABS Color: Black Weight: 162g/5.7oz Size: 6.9*5.5*3.5cm/2.7*2.2*1.4in Package List: 1*Motorcycle Dual USB Charger with Voltmeter and Thermometer